- Add option for custom sample size durations/periods
- Improve Y-Axis label choices for line/bar graphs
- Fix bugs: 
    - line graphs should clip from last data point in the graph to sample size prior
    - time durations not formatted correctly for bar chart details view
    - bar charts showing blank when no data
    - notes not scrolling
    - calendar should use correct first day of week
    - time button should prefer clock face to text input
    - global note input dialog not working

